MolluscaBase name details
original description
(of Ennea (Excisa) boangolensis d'Ailly, 1896) d'Ailly A. (1896). Contributions ä la connaissance des mollusques terrestres et d'eau douce de Kaméroun. <em>Bihang till Kongl. Svenska vetenskaps-akademiens handlingar.</em> 22 (4), nº 2. 138 pp., 15 pl., available online at https://www.biodiversitylibrary.org/page/13076371 page(s): 21, pl. 1, figs 26, 27. [details]
basis of record
Bruggen, A. C. van. (1971). Some Streptaxidae (Mollusca) from west and southern Africa with the description of a new species of <i>Gulella</i>. <em>Zoologische Mededelingen.</em> 45(22): 245-260. page(s): 247 [details]
additional source
Bruggen, A. C. van. (1981). Additional data on the subgenus <i>Excisa</i> d'Ailly, 1896, of the genus <i>Ptychotrema</i> (Mollusca, Gastropoda Pulmonata: Streptaxidae). <em>Revue de Zoologie Africaine.</em> 95: 975–980. page(s): 976 [details]
additional source
Brown, K. (2023). A guide to the hunter shells. Vol. 2. The Streptaxoidea. The Enneinae, Orthogibbinae, Marconiinae, Odontartemoninae, Streptaxinae and the Diapheridae. ConchBooks, Germany. page(s): 134 [details]
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